Honeywell Smart Color Touchscreen Programmable Thermostat RTH9590 User Manual

1

2

1.5 Mount new wallplate for  

Wi-Fi thermostat  

This is a legacy product document  

supported by Resideo. It is no  

longer manufactured  

Mount your new wallplate using  

screws and anchors included  

with the thermostat.  

If necessary:  

Wallplate  

Quick Start Guide  

LEVEL  

HERE  

• Drill 3/16-in holes for drywall  

• Drill 7/32-in holes for plaster  

W-  

O/B  

C

K

Smart Color Touchscreen  

Programmable  

Thermostat  

Y

G

Rc  

R

Note: You may be able to use  

your existing wall anchors. Hold  

the wallplate up to the existing  

anchors to check for alignment.  

W2-  

Aux/E  

Y2  

L

72  

RTH9590 With Voice Control  

Y

W

R

C

G

1.6 Connect wires  

Welcome  

Getting set up and ready is simple.  

Note: The wiring for your  

application might be different  

than the wiring shown below.  

Important! C wire is required and  

is the power source. Without a C wire,  

your thermostat will not power up.  

Install your thermostat.  

View the Alternate Wiring videos at  

honeywellhome.com/wifi-thermostat  

1

Terminal release  

C

W-  

O/B  

W

C

Connect your home Wi-Fi network.  

Y

2

3

Y

1.6a Starting with the C Wire, match  

the sticky tag on the wire to the  

terminal labels.  

K

G

G

W2-  

Rc  

R

R

Register online for remote access.  

Aux/E  

Y2  

L

1.6b Straighten wire and gently slide  

into terminal hole until it snaps  

into place. (If you need to  

Before you begin  

remove a wire, use a pen tip to  

press the terminal release and  

then pull the wire out.)  

EXAMPLE WIRING  

Yours may look different  

MCR34540  

Note: Refer to the wiring picture  

you took in Step 1.2.  

Remove jumper loop  

ONLY if you have both R  

and Rc wires.  

You will also need:  

• Small screw driver  

• Pen  

View the installation video  

at honeywellhome.com  

You will need your  

camera to take a  

picture of your old wire  

connections.  

Tip: To make it easier to slide the  

wire into place, use a pen tip to  

hold down the terminal release.  

Labels don’t match or have  

heat pump system?  

See User Guide.  

• Thermostat ID card  

• Your home Wi-Fi  

network password  

1.6c In the image on the right, check  

the box next to each connection.  

You will use this checklist in  

Step 1.9.  

Important!  

Check the box for each wire  

you connect. You will need  

this information in Step 1.9.  

Install your thermostat  

1

1.6d Verify wire is firmly secured by  

gently pulling on wire.  

W-O/B  

1.1 Switch OFF power to your  

heating/cooling system  

C

Rc  

R

Y

1.6e Repeat steps a–d for all other  

wires.  

G

1.1a Important! To protect your  

equipment, switch OFF the  

power to your heating/  

cooling system at the  

breaker box or the system  

switch.  

or  

1.6f Push any excess wire back into  

the wall opening after all wires  

are installed.  

W2-Aux/E  

Y2  

L

Circuit  

breaker  

box  

Heating/  

cooling system  

power switch  

Note: The L terminal on the lower right  

is used only for Heat Pump systems.  

1.1b Confirm power is OFF.  

Try to turn on heating/  

cooling equipment by  

Labels don’t match or have  

heat pump system?  

See User Guide.  

Note: If the old Heat Pump thermostat  

had separate wires on Aux and E,  

connect the Aux and E wires and one  

end of a new piece of wire using a wire  

nut (not included). Then slide the other  

end of the new wire into the W2-Aux/E  

terminal.  

changing temperature  

on your old thermostat.  

Your power is OFF if your  

system does not turn ON.  

This thermostat works with common 24  

volt systems such as forced air, hydronic,  

heat pump, oil, gas, and electric. It will not  

work with millivolt systems, such as a gas  

fireplace, or with 120/240 volt systems such  

as baseboard electric heat.  

1.2 Remove old thermostat  

faceplate and leave wires  

connected  

LEVEL  

HERE  

1.7 Attach thermostat  

to wallplate  

Wallplate  

Note: You will need a  

picture of your wire  

connections to wire  

the new thermostat.  

Align the thermostat with  

wallplate and snap into  

place.  

1.2a Take a picture of the wire  

connections for later  

reference.  

Thermostat  

1.2b If no wire is connected to a  

terminal labeled C or no C  

terminal exists on the old  

thermostat, view the  

1.8 Switch heating/cooling  

system ON  

Important!  

Alternate Wiring videos at  

honeywellhome.com/support  

1.8a Verify that the C wire is  

connected at the thermostat  

and at the heating/cooling  

system.  

C

Important! C wire is required  

and is the power source for your  

thermostat. Without a C wire, your  

thermostat will not power up.  

or  

M33823A  

Terminal  

designation  

1.8b Make sure the heating/  

cooling system door is  

firmly secured.  

If you have an older thermostat with a  

sealed mercury tube, see warning page  

for proper disposal instructions.  

Circuit  

breaker  

box  

Heating/  

cooling system  

power switch  

1.8c Switch power back ON for  

your heating/cooling system  

at the breaker box or its  

power switch.  

Turn over  

Sticky tag  

1.3 Label wires  

Do NOT label by wire color.  

Use the supplied sticky tags to label  

each wire as you disconnect it. Label  

wires according to old thermostat  

terminal designations, not by wire  

color.  

69-2791-09  

Tip: If no tag matches a terminal  

designation, write the appropriate  

letter on a blank sticky tag.  

Blank tags  

Tip: Wrap the wires around a pencil  

to prevent them from falling back into  

the wall.  

1.4 Remove old wallplate  

Remove the old wallplate from  

the wall after all wires are  

labeled and disconnected.  

C

Resideo Inc., 1985 Douglas Drive North,  

Golden Valley, MN 55422  

www.resideo.com 69-2791—09 M.S. Rev. 03-19 | Printed in United States  

Terminal  

designation  

©2019 Resideo Technologies, Inc. This product is manufactured by Resideo Technologies, Inc., Golden Valley, MN, 1-800-633-3991  

The Honeywell Home trademark is used under license from Honeywell International Inc. All rights reserved.  

Apple, iPhone, iPad, iPod touch and iTunes are trademarks of Apple Inc. All other trademarks are the property of their respective owners.  

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Name	Honeywell Smart Color Touchscreen Programmable Thermostat RTH9590 User Manual
Make	Honeywell
Language	English
Filetype	PDF (Download)
File size	0.36 MB

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• ALL THERMOSTAT INSTRUCTIONS & USER MANUALS
• Honeywell

Honeywell Smart Color Touchscreen Programmable Thermostat RTH9590 User Manual Overview

Summary of Contents

• Page 1: Mount your new wallplate using screws and anchors included with the thermostat. If necessary, drill 3/16-in holes for drywall and 7/32-in holes for plaster. The wiring for your application might be different than the wiring shown below. C wire is required and is the power source. Without a C wire, your thermostat will not power up. Starting with the C wire, match the sticky tag on the wire to the terminal labels. Verify wire is firmly secured by gently pulling on wire. To protect your equipment, switch OFF the power to your heating/cooling system at the breaker box or the system switch. Take a picture of the wire connections for later reference. Use the supplied sticky tags to label each wire as you disconnect it. Remove the old wallplate from the wall after all wires are labeled and disconnected.
• Page 2: Select setup Before connecting to your Wi-Fi network, you need to set initial thermostat options to define your heating/cooling system. To register your thermostat, follow the instructions on Step 3.1. The Register Online screen remains active until you complete registration and/or touch Done. If you touch Done before you register online, your home screen displays an orange alert button telling you to register. To view and set your Wi-Fi thermostat remotely, you must have a Total Connect Comfort account. Wi-Fi connection is required for voice. After touching Done on the final screen of the initial setup, the thermostat displays an option to connect to your Wi-Fi network. After you are logged in to your Total Connect Comfort account, register your thermostat. If your home network is not shown on the list, touch Rescan. This thermostat works with common 24 volt systems such as forced air, hydronic, heat pump, oil, gas, and electric.